<template>
	<div class="login" id="login">
		<a href="javascript:;" class="log-close">
			<i class="icons close"></i>
		</a>
		<div class="log-bg">
			<div class="log-cloud cloud1"></div>
			<div class="log-cloud cloud2"></div>
			<div class="log-cloud cloud3"></div>
			<div class="log-cloud cloud4"></div>
	
			<div class="log-logo">Welcome!</div>
		</div>
		<div class="log-email">
			<input type="text" placeholder="Email" :class="'log-input' + (account==''?' log-input-empty':'')" v-model="account">
			<input type="password" placeholder="Password" :class="'log-input' + (password==''?' log-input-empty':'')" v-model="password">
			<a href="javascript:;" class="log-btn" @click="login">Login</a>
		</div>
		<Loading v-if="isLoging" marginTop="-30%"></Loading>
	</div>
</template>

<script>
import Loading from '../subcom/Loading.vue';
import {setCookie} from '../../kits/cookie.js';

export default {
	name: 'Login',
	data() {
		return {
			isLoging: false,
			account: 'admin',
			password: '123'
		}
	},
	components: {
		Loading
	},
	methods: {

		//登录逻辑
		login() {
			if (this.account != '' && this.password != '') {
				this.toLogin();
			}
		},

		//登录请求
		toLogin() {

			//一般要跟后端了解密码的加密规则
			//这里例子用的哈希算法来自./js/sha1.min.js
			var password_sha = this.password;

			//需要向后端发送的登录参数
			var loginParam = {
				account: this.account,
				password_sha
			}

			//设置在登录状态
			this.isLoging = true;

			/*
				真实数据请求 TODO
			*/
			
			// 模拟
			setTimeout(() => {
				//登录状态1天后过期
				let expireDays = 1000 * 60 * 60 * 24 * 1;
				setCookie('session', '实际项目中是由后台返回的加密组合信息,即token', expireDays);
				this.isLoging = false;
				//登录成功后
				this.$router.push('/userinfo');
			}, 1000)
		}
	}
}
</script>

<style scoped>
.login {
	position: fixed;
	overflow: hidden;
	left: 50%;
	margin-left: -250px;
	top: 50%;
	margin-top: -350px;
	width: 500px;
	min-height: 555px;
	z-index: 10;
	right: 140px;
	background: #fff;
	-webkit-border-radius: 5px;
	-moz-border-radius: 5px;
	-ms-border-radius: 5px;
	-o-border-radius: 5px;
	border-radius: 5px;
	-webkit-box-shadow: 0px 3px 16px -5px #070707;
	box-shadow: 0px 3px 16px -5px #070707
}

.log-close {
	display: block;
	position: absolute;
	top: 12px;
	right: 12px;
	opacity: 1;
}

.log-close:hover .icons {
	transform: rotate(180deg);
}

.log-close .icons {
	opacity: 1;
	transition: all .3s
}


.login .cloud1 {
	top: 21px;
	left: -30px;
	transform: scale(.6);
	animation: cloud1 20s linear infinite;
}

.login .cloud2 {
	top: 87px;
	right: 20px;
	animation: cloud2 19s linear infinite;
}

.login .cloud3 {
	top: 160px;
	left: 5px;
	transform: scale(.8);
	animation: cloud3 21s linear infinite;
}

.login .cloud4 {
	top: 150px;
	left: -40px;
	transform: scale(.4);
	animation: cloud4 19s linear infinite;
}


.log-logo {
	height: 80px;
	margin: 120px auto 25px;
	text-align: center;
	color: #1fcab3;
	font-weight: bold;
	font-size: 40px;
}

.log-text {
	color: #57d4c3;
	font-size: 13px;
	text-align: center;
	margin: 0 auto;
}

.log-logo,
.log-text {
	z-index: 2
}



.close {
	height: 16px;
	width: 16px;
	background-position: -13px 0;
}

.login-email {
	height: 17px;
	width: 29px;
	background-position: -117px 0;
}

.log-btns {
	padding: 15px 0;
	margin: 0 auto;
}

.log-btn {
	width: 402px;
	display: block;
	text-align: left;
	line-height: 50px;
	margin: 0 auto 15px;
	height: 50px;
	color: #fff;
	font-size: 13px;
	-webkit-border-radius: 5px;
	background-color: #3B5999;
	-moz-border-radius: 5px;
	-ms-border-radius: 5px;
	-o-border-radius: 5px;
	border-radius: 5px;
	position: relative;
}

.log-btn.tw {
	background-color: #13B4E9
}

.log-btn.email {
	background-color: #50E3CE
}

.log-btn:hover,
.log-btn:focus {
	color: #fff;
	opacity: .8;
}

.log-email {
	text-align: center;
	margin-top: 20px;
}

.log-email .log-btn {
	background-color: #50E3CE;
	text-align: center;
}

.log-input-empty {
	border: 1px solid #f37474 !important;
}

.isloading {
	background: #d6d6d6
}

.log-btn .icons {
	margin-left: 30px;
	vertical-align: middle;
}

.log-btn .text {
	left: 95px;
	line-height: 50px;
	text-align: left;
	position: absolute;
}

.log-input {
	width: 370px;
	overflow: hidden;
	padding: 0 15px;
	font-size: 13px;
	border: 1px solid #EBEBEB;
	margin: 0 auto 15px;
	height: 48px;
	line-height: 48px;
	-webkit-border-radius: 5px;
	-moz-border-radius: 5px;
	-ms-border-radius: 5px;
	-o-border-radius: 5px;
	border-radius: 5px;
}

.log-input.warn {
	border: 1px solid #f88787
}

@-webkit-keyframes cloud1 {
	0% {
		left: 200px
	}
	100% {
		left: -130px;
	}
}

@keyframes cloud1 {
	0% {
		left: 200px
	}
	100% {
		left: -130px;
	}
}

@-webkit-keyframes cloud2 {
	0% {
		left: 500px;
	}
	100% {
		left: -90px;
	}
}

@keyframes cloud2 {
	0% {
		left: 500px;
	}
	100% {
		left: -90px;
	}
}

@-webkit-keyframes cloud3 {
	0% {
		left: 620px;
	}
	100% {
		left: -70px;
	}
}

@keyframes cloud3 {
	0% {
		left: 620px;
	}
	100% {
		left: -70px;
	}
}

@-webkit-keyframes cloud4 {
	0% {
		left: 100px;
	}
	100% {
		left: -70px;
	}
}

@keyframes cloud4 {
	0% {
		left: 100px;
	}
	100% {
		left: -70px;
	}
}
</style>
